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SMSC USB2504 manual

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  • Page 1

    SMSC USB2504/USB2504A DA T ASHEET Revision 2.3 (08-27-07) Datasheet PRODUCT FEA TURES USB2504/ USB2504A Integrated USB 2.0 Comp atible 4-Port Hub  Integrated USB 2.0 Compatible 4-Port Hub — 4 T ransaction T ranslators for highest perfo rmance — High-S peed (480Mbits/s), Full-S pe ed (12Mbits/s) and Low-S peed (1.5Mbits/s) compatible — Full[...]

  • Page 2

    ORDER NUMBERS: USB2504/USB2504A-JT FOR 64 PIN TQ FP LEAD-FREE R OHS COMPLIANT P ACKAGE Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 2 SMSC USB2504/USB2504A DA T ASHEET 80 ARKA Y DRIVE, HAUPP AUGE, NY 1 1788 (631) 435-6 000, FAX ( 631) 273-3123 Copyright © 20 07 SMSC or its subsidiari es. All rights reserved. Circuit d[...]

  • Page 3

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 3 Revision 2.3 (08-27-07) DA T ASHEET T able of Content s Chapter 1 General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 1.1 OEM Selectable Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Page 4

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 4 SMSC USB2504/USB2504A DA T ASHEET Chapter 10 Package Outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46[...]

  • Page 5

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 5 Revision 2.3 (08-27-07) DA T ASHEET List of Figures Figure 3.1 4-Port 64 Pin TQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 4.1 4-Port Block Diagram . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Page 6

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 6 SMSC USB2504/USB2504A DA T ASHEET List of T ables Table 2. 1 4-Port Pin Table for 64-TQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Table 4. 1 4-Port Hub Pin Descriptions . . . . . . . . . . . . . . . . . . . . . [...]

  • Page 7

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 7 Revision 2.3 (08-27-07) DA T ASHEET Chapter 1 General Description The SMSC 4-Port Hub is fully complian t with th e USB 2.0 S pecification and will attach to a USB host as a Full-S peed Hub or as a Full-/High-Speed Hub. The 4-Port Hub supports Low-S peed, Full-S peed, and Hi[...]

  • Page 8

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 8 SMSC USB2504/USB2504A DA T ASHEET Chapter 2 Pin T able 4-Port T abl e 2.1 4-Port Pin T able for 64-TQFP UPSTREAM USB 2.0 INTERF ACE (3 PINS) USBDP0 USBDN0 VBUS_DET 4-PORT USB 2.0 INTERF ACE (26 PINS) USBDP1 USBDN1 USBDP2 USBDN2 USBDP3 USBDN3 USBDP4 USBDN4 GR1/ NON_REM0 GR2[...]

  • Page 9

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 9 Revision 2.3 (08-27-07) DA T ASHEET Chapter 3 Pin Configuration 4-Port Hub Figure 3.1 4-Port 64 Pi n TQFP CFG_SEL1 RESET_N SELF_PWR VBUS_DET VSS VDD18 VSS NC XTAL2 TEST0 NC VDD18 VSS GR1/NON_ REM0 VDD33 AM1/GANG_EN GR2/NON_REM1 AM2/MTT_EN OCS3_N PRTPWR2 OCS2_N VDD18 VSS CLKI[...]

  • Page 10

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 10 SMSC USB2504/USB2504A DA T ASHEET Chapter 4 4-Port Hub Block Diagram Figure 4.1 4-Port Bloc k Diagram T able 4.1 4-Port Hub Pin Descript ions NAME SYMBOL T YPE FUNCTION UPSTREAM USB 2.0 INTERF ACE USB Bus Data USBDN0 USBDP0 IO-U These pins connect to the upstream USB bus [...]

  • Page 11

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 1 1 Revision 2.3 (08-27-07) DA T ASHEET 4-PORT USB 2.0 HUB INTERF ACE High-S peed USB Data USBDN[4:1] USBDP[4:1] IO-U These pins connect to the downstream USB peripheral devices attached to the Hub’s ports. USB Power Enable PRTPWR[4:1] O12 Enables power to USB peripheral dev[...]

  • Page 12

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 12 SMSC USB2504/USB2504A DA T ASHEET Port 4 Amber LED & LED Enable strapping option AM4/ LED_EN I/O12 Amber indicator LED for port 4. Will be active low when LED support is enabled via EEPROM or SMBus. If the hub is configured by th e internal defaul t configuration, thi[...]

  • Page 13

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 13 Revision 2.3 (08-27-07) DA T ASHEET SERIAL PORT INTERF ACE Serial Data/SMB Data SDA/SMBDA T A IOSD12 (Serial Data)/(SMB Data) signal. Serial Clock/SMB Clock SCL/SMBCLK IOSD12 (Serial Clock)/(SMB Clock) signal. Configuration Programming Select CFG_SEL0 IOSD12 This multifunct[...]

  • Page 14

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 14 SMSC USB2504/USB2504A DA T ASHEET RESET Input RESET_N IS This active low signal is used by the system to reset the chip. The minimum active low pulse is 1us. Self-Power / Bus-Power Detect SELF_PWR I Detects availability of local self-power source. Low = Self/local power s[...]

  • Page 15

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 15 Revision 2.3 (08-27-07) DA T ASHEET T able 4.5 Buffer T ype Descriptions BUFFER DESCRIPTION I Input. IPD Input, with a weak Internal pull-down. IPU Input, with a weak Internal pull-up. IS Input with Schmitt trigger . O12 Output 12mA. I/O12 Input/Output, 12mA IOSD12 Open dra[...]

  • Page 16

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 16 SMSC USB2504/USB2504A DA T ASHEET Chapter 5 Functional Block Description 5.1 4-Port Hub SMSC’s USB 2.0 4-Port Hub is fully specification co mpliant to the Universal Serial Bus S pecificati on Revision 2.0 April 27,2000 (12/7/ 2000 and 5/28/2002 Errata). Please reference[...]

  • Page 17

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 17 Revision 2.3 (08-27-07) DA T ASHEET 5.1.1.5 Port Indicators Controls the use of LED indicator for Po rt status information. See Se ction 1 1.5.3 of the USB 2.0 S pecification for additional de tails. This field is set by the OEM using either the SMBus or EEPROM interface op[...]

  • Page 18

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 18 SMSC USB2504/USB2504A DA T ASHEET 5.1.1.12 Non-Re movable Device Informs the Host if one of the active ports has a permanent device that is undetachable from the Hub. (Note: The device must prov ide its own descripto r data.) This field is set by the OEM using either the [...]

  • Page 19

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 19 Revision 2.3 (08-27-07) DA T ASHEET 5.1.1.19 Self-powered Hub Controller Curre nt When in Self-Powered configurati on, Maximum current requirements of the Hub Controller in 2mA increments. This field is set by the OEM using eith er the SMBus or EEPROM interface options. 5.1[...]

  • Page 20

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 20 SMSC USB2504/USB2504A DA T ASHEET 5.2.1.2 Pull-Up Resistor The Circuit board designe r is required to place external pull-up resistors (10K Ω re commended) on the SDA/SMBDA T A & SCL/SMBCLK/CFG _SELO lines (per SMBus 1.0 S pecification, and EEPROM manufacturer guidel[...]

  • Page 21

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 21 Revision 2.3 (08-27-07) DA T ASHEET 5.2.3.1 EEPROM Offset 1:0(h) - V endor ID 5.2.3.2 EEPROM Offset 3:2(h) - Product ID 5.2.3.3 EEPROM Offset 5:4(h) - Device ID 5.2.3.4 EEPROM Offset 6(h) - CONFIG_BYTE_1 BIT NUMBER BIT NAME DESCRIPTION 15:8 VID_MSB Most Signi ficant Byte of[...]

  • Page 22

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 22 SMSC USB2504/USB2504A DA T ASHEET 5.2.3.5 EEPROM Offset 7(h) - CONFIG_BYTE_2 3 EOP_DISABLE EOP Disable: Disables EOP generation at EOF1 when no dow nstream directed traffic is in progress. 0 = EOP generati on at EOF1 is enabled. 1 = EOP generati on at EOF1 is disabled, (n[...]

  • Page 23

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 23 Revision 2.3 (08-27-07) DA T ASHEET 5.2.3.6 EEPROM Offset 8(h) - Non-Removable Device 5.2.3.7 EEPROM Offset 9(h) - Port Disable For Self Powered Operation 5.2.3.8 EEPROM Offs et A(h) - Port Disable For Bus Powered Operation BIT NUMBER BIT NAME DESCRIPTION 7:0 NR _DEVICE Non[...]

  • Page 24

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 24 SMSC USB2504/USB2504A DA T ASHEET 5.2.3.9 EEPROM Offs et B(h) - Max Power For Self Powered Operation 5.2.3.10 EEPROM Offs et C(h) - Max Power For Bus Powered Operation 5.2.3.1 1 EEPROM Offset D(h) - Hub Controller Max Current For Self Powered Operation BIT NUMBER BIT NAME[...]

  • Page 25

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 25 Revision 2.3 (08-27-07) DA T ASHEET 5.2.3.12 EEPROM Offs et E(h) - Hub Controller Max Current For Bus Powered Operation 5.2.3.13 EEPROM Of fset F(h) - Power-On T ime 5.3 SMBus Slave Interface Instead of loading User-Defi ned Descriptor data from an external EEPROM, the SMSC[...]

  • Page 26

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 26 SMSC USB2504/USB2504A DA T ASHEET 5.3.1.1 Byte Protocols When using the Hub SMBus Interface for byte trans fers, a write will al ways consist of the SMBus Interface Slave Address byte, foll owed by the Internal Address Register by te, then the data byte. The normal read p[...]

  • Page 27

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 27 Revision 2.3 (08-27-07) DA T ASHEET 5.3.4 S lave Device Time-Out According to the SMBus S pecificat ion, V1.0 devices in a transfer can a bort the transfer in progress and release the bus when any single clock low interval exceeds 25ms (T TIMEOUT , MIN ). Devices that have [...]

  • Page 28

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 28 SMSC USB2504/USB2504A DA T ASHEET 5.3.9.1 Register 00h: S tatus/Command ( Reset = 0x00) 5.3.9.2 Register 01h: V endor ID (LSB) (Reset = 0x00) 0Ch R/W Max Power (Self) MAXPS 7 6 5 4 3 2 1 0 0Dh R/W Max Power (Bus) MAXPB 7 6 5 4 3 2 1 0 0Eh R/W Hub Controller Max Current (S[...]

  • Page 29

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 29 Revision 2.3 (08-27-07) DA T ASHEET 5.3.9.3 Register 02h: V endor ID (MSB) (Reset = 0x00 ) 5.3.9.4 Register 03h: Product ID (LSB) (Reset = 0x00) 5.3.9.5 Register 04h: Product ID (MSB) (Reset = 0x00) 5.3.9.6 Register 05h: Device ID (LSB) (Reset = 0x00) 5.3.9.7 Register 06h: [...]

  • Page 30

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 30 SMSC USB2504/USB2504A DA T ASHEET 5.3.9.9 Register 08h: Co nfiguration Dat a Byte 2 (Reset = 0x00) 5 HS_DISABLE High S peed Disable: Di sables the capability to at tach as either a High/Full- speed device, and forces attachment as Full-speed only i.e. (no High-S peed supp[...]

  • Page 31

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 31 Revision 2.3 (08-27-07) DA T ASHEET 5.3.9.10 Register 09h: Non- Removable Device (R eset = 0x00) 5.3.9.1 1 Register 0Ah: Po rt Disable For Self Powered Operation (Rese t = 0x00) 5.3.9.12 Register 0Bh: Port Disa ble For Bus Powered Operation (Reset = 0x00) 5.3.9.13 Register [...]

  • Page 32

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 32 SMSC USB2504/USB2504A DA T ASHEET 5.3.9.14 Register 0Dh: Max Power For Bus Powered Operation (Reset = 0x00) 5.3.9.15 Register 0Eh: Hub Contr oller Max Curr ent For Self Powered Opera tion (Reset = 0x00) 5.3.9.16 Register 0Fh: Hu b Controller Max Current For Bus Powere d O[...]

  • Page 33

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 33 Revision 2.3 (08-27-07) DA T ASHEET 5.3.9.17 Register 10h: Power-On T ime (Reset = 0x00) 5.3.9.18 Undefi ned Registe rs The registers shown in Ta b l e 5 . 4 are the defined reg isters in the Hub. Reads to un defined registers return 00h. Writes to undefined registers have [...]

  • Page 34

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 34 SMSC USB2504/USB2504A DA T ASHEET Figure 5.1 LED Strappi ng Option 5.6 Reset There are two different resets th at the Hub experiences. One is a hardware reset (via the RESET_N pin) and the second is a USB Bus Reset. 5.6.1 E xternal Hardware RESET_N A valid hardware reset [...]

  • Page 35

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 35 Revision 2.3 (08-27-07) DA T ASHEET 5.6.1.1 RESET_N for St rappin g Option Configuration Figure 5.2 Reset_N Timing fo r Default/Stra p O ption Mode Notes:  When in Bus-Powered mode, the Hub and its asso ciated circuitry must not consume more than 100mA from the upstream [...]

  • Page 36

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 36 SMSC USB2504/USB2504A DA T ASHEET 5.6.1.2 RESET_N for EEPROM Configuration Figure 5.3 Reset_N Ti ming for EEPROM Mode Notes:  When in Bus-Powered mode, the Hub and its asso ciated circuitry must not consume more than 100mA from the upstream USB pow er source during t4 [...]

  • Page 37

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 37 Revision 2.3 (08-27-07) DA T ASHEET 5.6.1.3 RESET_N for SMBus Slave Configuration Figure 5.4 Reset_N Timing for SMBus Mode Notes:  For Bus-Powered configu rations, the 99.5ms (MAX) is re quired, and the Hu b and its associated circuitry must not consume more than 1 00mA [...]

  • Page 38

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 38 SMSC USB2504/USB2504A DA T ASHEET 5. Moves device from suspended to active (if suspende d). 6. Complies with Section 1 1.10 of the USB 2.0 S peci f ication for behavior after completion of the reset sequence. The Host then configures the Hub and the Hub’s do wnstream po[...]

  • Page 39

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 39 Revision 2.3 (08-27-07) DA T ASHEET Chapter 6 Backward Comp atibility to the USB20H04 The USB2504/USB2504A is pin compatible to the USB20H04, but is not designed to be a direct drop- in replacement. Many existing USB20H04 desig ns may accommodate a USB2 504/USB2504A in plac[...]

  • Page 40

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 40 SMSC USB2504/USB2504A DA T ASHEET Chapter 7 XNOR T est XNOR continuity tests all signal pin s on the Hub (every pin except for NC, XT AL1/CLKIN, XT AL2, A TEST/REG_EN, RBIAS, TEST1 , Power , and Ground). This functionality is enabled by driving TEST1 and CFG_SEL[1] high, [...]

  • Page 41

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 41 Revision 2.3 (08-27-07) DA T ASHEET Chapter 8 DC Parameters 8.1 Maximum Guaranteed Ratings Note: S tresses above th e specified parameters coul d cause permanen t damage to the device. This is a stress rating only and functional operation of the device at any condition abov[...]

  • Page 42

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 42 SMSC USB2504/USB2504A DA T ASHEET 8.2 Recommended Operating Conditions PARAMETER SYMBOL MIN MAX U NITS COMMENTS Operating T e mperature T A 07 0 ° C 1.8V supply voltage V DDA18PLL V DD18 1.71 1.98 V 3.3V supply voltage V DDA33 V DDA33PLL V DD33 3.0 3.6 V V oltage on any [...]

  • Page 43

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 43 Revision 2.3 (08-27-07) DA T ASHEET ICLK Input Buffer Low Input Le vel High Input Le ve l Input Leakage Hysteresis V ILCK V IHCK I IL V HYSC 2.0 -10 50 0.8 +10 100 V V uA mV TTL Levels V IN = 0 to V DD33 O12 and I/O12 Type Buffer Low Output Level High Output Level Output Le[...]

  • Page 44

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 44 SMSC USB2504/USB2504A DA T ASHEET Notes: 1. Output leakage i s measured with the current pins in high impedance. 2. See USB 2.0 S pecificatio n for U SB DC electrical characteristics. 3. RBIAS is a 3.3V tolerant an alog pin. CAP ACIT ANCE T A = 25°C; fc = 1MHz; V DD33 = [...]

  • Page 45

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet SMSC USB2504/USB2504A 45 Revision 2.3 (08-27-07) DA T ASHEET Chapter 9 AC S pecifications 9.1 Oscillator/Clock Crystal: Parallel Resonant, Fundamental Mode, 24 MHz ± 100ppm. External Clock: 50% Duty cycl e ± 1 0 % , 2 4 M H z ± 10 0ppm, Jitter < 100 ps rms. 9.1.1 S MBus Interface: The SMSC Hu[...]

  • Page 46

    Integrated USB 2.0 Compatible 4-Port Hub Datasheet Revision 2.3 (08-27-07) 46 SMSC USB2504/USB2504A DA T ASHEET Chapter 10 Package Outline Figure 10.1 64 Pin TQFP Packag e Outline (10x10x1.4 m m body - 2 mm foot print) Notes: 1. Controlling Unit: millimete r . 2. T olera nce on the true position of the leads is ± 0 .04 mm maximum. 3. Package body [...]